Honeywell R7851 Series
Optical Flame Detection

R7851 Series
Optical Flame Amplifiers

High-precision optical flame detection for industrial burner safety. Available in standard and dynamic models for diverse applications.

Series Overview

The R7851 Series optical flame amplifiers offer high-precision flame detection using optical sensors to monitor flame signals in industrial combustion systems. These amplifiers are designed for use in burner control systems where accurate flame detection is essential for safe operation. The R7851 series features both standard and dynamic models for enhanced flexibility in various industrial applications.

Typical Applications

R7851 Series optical flame amplifiers are widely used in:

  • Burner control systems requiring optical flame detection
  • Systems that operate in high-temperature environments
  • Thermal processes such as industrial furnaces and boilers
  • Applications requiring dynamic flame response times
R7851 Flame Amplifier
Optical Sensor
Industrial Application
Dynamic Response
High Speed

Key Differences

Key Differences Within the R7851 Series

The R7851 Series includes both standard optical flame amplifiers and dynamic models that provide rapid response times for high-performance combustion systems:

  • R7851B Series: Optical amplifiers designed for standard industrial burner control
  • R7851C Series: Dynamic optical amplifiers offering enhanced response times and reliability for critical industrial applications

Applications

  • Burner control systems requiring optical flame detection
  • Systems that operate in high-temperature environments
  • Thermal processes such as industrial furnaces and boilers
  • Applications requiring dynamic flame response times

Model Comparison

R7851 Series Model Comparison

ModelResponse TypeApplicationFeatures
R7851B1000/UStandardBurner DetectionOptical flame amplifier
R7851B1018/UStandardIndustrial Burner SystemsIndustrial-grade flame amplifier
R7851C1008/UDynamicHigh-Speed Combustion SystemsDynamic optical flame amplifier
B

R7851B Standard

Suitable for standard combustion systems requiring reliable optical flame detection.

C

R7851C Dynamic

Ideal for systems that require rapid flame response and high-performance combustion control.

Need Precise Flame Detection?

Contact our engineering team for R7851 selection assistance and technical specifications.